sim: replacing ChangeLog files with online git logs

[Joel Brobecker]

Hi Luis,

> > Can you hold off on this for now? We're discussing it within the group
> > of GDB Global Maintainers, and we need more time to converge.
> > 
> 
> Out of curiosity, is the discussion specifically focused on sim/ or
> should we address the bigger issue of ChangeLog's within the GDB
> codebase?

The latter (all the GDB codebase).

-- 
Joel